Product Name: Acetochlor matters needing attention: 1. The parts where weeds absorb acetochlor are mainly bud pin and young bud. Therefore, it must be applied before weed germination or at young bud stage in order to obtain good control effect. 2. Soil wall condition affects drug efficacy, and drought affects weed absorption. 3. In case of low temperature and humidity in the seedling stage of soybean and water bursting in the field for a long time, acetochlor has an inhibitory effect on soybean. The symptom is that soybean leaves shrink. After three compound leaves of soybean, it can resume normal growth, and generally has no effect on yield. 4. Acetochlor and acetochlor mixture shall not be used in rice autumn field, direct seeding field, seedling and weak seedling transplanting field. 6. For use in corn and sugarcane fields, it should be mixed with atrazine and 2,4-D butyl ester. The preparation shall not be mixed with alkaline substances. 7. Rice, wheat, millet, leek, sugar beet, watermelon, seed melon, cucumber, spinach, Cucurbitaceae crops and sorghum are sensitive to acetochlor. Pay attention to avoid the above allergic crops when applying.